diff --git a/lctype.c b/lctype.c
index c6eefa51..9e161601 100644
--- a/lctype.c
+++ b/lctype.c
@@ -1,9 +1,12 @@
 /*
-** $Id: lctype.c,v 1.9 2011/06/23 16:00:43 roberto Exp roberto $
+** $Id: lctype.c,v 1.10 2011/06/24 12:25:33 roberto Exp roberto $
 ** 'ctype' functions for Lua
 ** See Copyright Notice in lua.h
 */
 
+#define lctype_c
+#define LUA_CORE
+
 #include "lctype.h"
 
 #if !LUA_USE_CTYPE	/* { */